CD4 and HIV infectious disease: However, in both comparisons, there was no longer a statistically significant association between ECS and infant HIV infection when examining data for women with CD4+ cell count more than 200, VL less than 400, and delivery at term only (OR 0.59, 95% CI 0.21–1.63 versus vaginal delivery; OR 0.73, 95% CI 0.29–1.8 versus all other modes of delivery) [17].